210131320004 has 24 divisors (see below), whose sum is σ = 384011869248. Its totient is φ = 100420638560.

The previous prime is 210131319997. The next prime is 210131320043. The reversal of 210131320004 is 400023131012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 753527 + ... + 994014.

It is an arithmetic number, because the mean of its divisors is an integer number (16000494552).

Almost surely, 2^210131320004 is an apocalyptic number.

It is an amenable number.

210131320004 is a deficient number, since it is larger than the sum of its proper divisors (173880549244).

210131320004 is a wasteful number, since it uses less digits than its factorization.

210131320004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748875 (or 1748873 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 210131320004 its reverse (400023131012), we get a palindrome (610154451016).

The spelling of 210131320004 in words is "two hundred ten billion, one hundred thirty-one million, three hundred twenty thousand, four".